Multiline string, replace all and at specific specific line

[Gintaras]

Macro Macro2071

Code:

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out

str s="aaa[]xbbb[]yccc[]ddd[]eee[]ffff" ;;etc...etc... (big string)

s.replacerx("^[xy][^[]]*" "5678" 8)
out s

_i=_s.getl(s 2); if(_i>=0) s.replace("1234" _i _s.len)
out s